脉冲可以在大脑中产生电流从而刺激神经元释放更多的情绪改善化学酶，例如血清素，多巴胺以及降肾上腺素。
The pulses generate an electric current in the brain that stimulates neurons to increase the release of more mood-enhancing chemicals like serotonin, dopamine and norepinephrine.
有一点我是肯定的，快乐与由大脑产生的两把情感调节器的钥匙密切相关——血清素和去甲肾上腺素。
One thing I know for sure is that happiness is connected to two key mood regulators that our brains produce - serotonin and noradrenaline.
它通过改变血清素和去甲肾上腺素——两种帮助调节饱腹感的化学物质——的水平来实现这一点。
It works by altering levels of serotonin and norepinephrine, two chemicals that help regulate satiety.
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